Home / 92,582.64-127,776.76-56,766.32

Finding the Fourth Proportional to 92,582.64, 127,776.76 and 56,766.32

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Solution

The fourth proportional to 92,582.64, 127,776.76 and 56,766.32 is: 78,345.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,582.64 : 127,776.76 = 56,766.32 : x
  2. Step 2: Convert to fraction form
    92,582.64/127,776.76 = 56,766.32/x
  3. Step 3: Cross multiply
    92,582.64x = 127,776.76 × 56,766.32
  4. Step 4: Simplify right side
    92,582.64x = 7,253,416,446.72
  5. Step 5: Solve for x
    x = 7,253,416,446.72/92,582.64
  6. Step 6: Final answer
    x = 78,345.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.